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【单选题】
二进制译码器是将一个三位二进制数通过译码器输出为一个电平信号,可以输出8种不同的电平信号,若输出端为电信号为:0 0 0 0 1 0 0 0,则输入信号为()A.
1 0 1
B.
0 1 0
C.
1 0 0
D.
0 0 0
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反馈参考答案：
举一反三
【单选题】What is the real team according to Keith' s message?
A.
People have same thought for the same aim and go for it together.
B.
Teamwork is important only for football.
C.
Only the executive boards can handle to have a good teamwork.
D.
Top management team has three main points for real team.
【简答题】在1光敏电阻、2光电池和3光电二极管这三种光电传感器中，______(此处填序号)是基于光电导效应。
【判断题】If you are sending a message, you cannot be a receiver of a message at the same time.
A.
正确
B.
错误
【单选题】________ theme of the Shanghai Expo is “Better city, better life”． It will send _____ message to people around the world to care about the places where they live．
A.
/…a
B.
The…a
C.
A…the
D.
/…the
【简答题】期间费用是指企业本期发生的、不能直接归人产品生产成本，而应直接计入当期损益的各项费用。（ ）
【单选题】The same thing said in a different ______ will convey a different message.
A.
accent
B.
tone
C.
dialect
D.
rhythm
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